The front brake discs consist of an inner carrier, which is mounted to the wheel, and an outer rotor. Both parts must be changed together as a pair.
Remove the front wheel (sect. 7 - 1, Removal of the front wheel).
Undo the retaining screws (5) of the disc to the wheel, remove the disc (7) and, on its left side, slide out the phonic wheel (6).

Removal of the front brake system
Overhauling the front brake componentsIndicator cons. - Instantaneous fuel consumption
This function indicates the "instantaneous" fuel consumption.
The calculation is made considering the quantity of fuel used and the distance
travelled during the last second. The datum
is expressed in "l / 100" (litres / 100 km); it is possible to change the units
of measurement for "consump ...
Valves - rocker arms
Closing rocker arm shaft
Opening rocker arm shaft
Opening rocker arm
Closing rocker arm (left)
Valve opening shim
Half rings
Valve closing shim
Sealing ring
Valve guide
Exhaust valve seat
Exhaust valve
Plug
Intake valve seat
Intake valve
Aluminium gasket
Closing ...
Stored lap erase function
This function erases the stored laps.
To access the function it is necessary to view the "setting" menu", using
buttons (1) "s" or (2) "t" select the "lap"
function and press the reset button (3) to enter the following page.
Use button (1) "s" or (2) "t" to select "lap data" indication and ...